Table 2.
Compared the IVIM parameter derived from multiple b-value DWI among groups with different low b-value distribution and NEX in brain
| Groups | D (× 10− 3 mm2/s) | D* (× 10− 3 mm2s) | f (%) |
|---|---|---|---|
| White matter | |||
| L1 | 0.714 ± 0.028 | 5.050 ± 0.887a | 6.558 ± 0.900a |
| L2 | 0.718 ± 0.034 | 4.934 ± 0.777a | 6.505 ± 0.991a |
| L3 | 0.716 ± 0.034 | 6.105 ± 0.996b | 7.484 ± 0.766b |
| L4 | 0.718 ± 0.031 | 5.841 ± 0.645b | 7.643 ± 0.813b |
| L3_1 | 0.718 ± 0.033 | 5.817 ± 0.780b | 7.550 ± 1.007b |
| L3_L | 0.718 ± 0.031 | 6.241 ± 0.734b | 7.533 ± 1.112b |
| Gray matter | |||
| L1 | 0.806 ± 0.039 | 8.180 ± 0.895a | 9.394 ± 1.569a |
| L2 | 0.807 ± 0.037 | 8.376 ± 0.874a | 9.259 ± 1.233a |
| L3 | 0.840 ± 0.041 | 9.487 ± 1.317b | 11.066 ± 1.517b |
| L4 | 0.841 ± 0.054 | 9.794 ± 1.305b | 11.025 ± 1.926b |
| L3_1 | 0.833 ± 0.029 | 9.854 ± 1.291b | 11.303 ± 1.602b |
| L3_L | 0.836 ± 0.051 | 9.496 ± 1.045b | 11.308 ± 1.285b |
Values marked with different letters have significant differences between any two groups both in white matter and gray matter (P < 0.05)